const http = require('http');

const server = http.createServer();

server.on('request',(req,res)=>{
    console.log('正在访问服务器');
    const url = req.url;
    let content = '<h1>404 Not found</h1>';
    if (url === '/' || url === '/index.html') {
        content = '<h1>首页</h1>';
    }else if (url === '/about.html') {
        content = '<h1>关于页面</h1>';
    }
    res.setHeader('Content-Type','text/html; charset=utf-8');
    res.end(content);
})

server.listen(80,()=>{
    console.log('set http://127.0.0.1:80');
})